package com.zzyl.nursing.service.impl;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.StrUtil;
import cn.hutool.json.JSONUtil;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.zzyl.common.constant.CacheConstants;
import com.zzyl.nursing.domain.DeviceData;
import com.zzyl.nursing.domain.Room;
import com.zzyl.nursing.mapper.RoomMapper;
import com.zzyl.nursing.service.IRoomService;
import com.zzyl.nursing.vo.BedVo;
import com.zzyl.nursing.vo.DeviceInfo;
import com.zzyl.nursing.vo.RoomVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Service;

import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

/**
 * 房间Service业务层处理
 *
 * @author ruoyi
 * @date 2024-04-26
 */
@Service
public class RoomServiceImpl extends ServiceImpl<RoomMapper, Room> implements IRoomService {
    @Autowired
    private RoomMapper roomMapper;
    @Autowired
    private StringRedisTemplate stringRedisTemplate;

    /**
     * 查询房间
     *
     * @param id 房间主键
     * @return 房间
     */
    @Override
    public Room selectRoomById(Long id) {
        return getById(id);
    }

    /**
     * 查询房间列表
     *
     * @param room 房间
     * @return 房间
     */
    @Override
    public List<Room> selectRoomList(Room room) {
        return roomMapper.selectRoomList(room);
    }

    /**
     * 新增房间
     *
     * @param room 房间
     * @return 结果
     */
    @Override
    public int insertRoom(Room room) {
        return save(room) ? 1 : 0;
    }

    /**
     * 修改房间
     *
     * @param room 房间
     * @return 结果
     */
    @Override
    public int updateRoom(Room room) {
        return updateById(room) ? 1 : 0;
    }

    /**
     * 批量删除房间
     *
     * @param ids 需要删除的房间主键
     * @return 结果
     */
    @Override
    public int deleteRoomByIds(Long[] ids) {
        return removeByIds(Arrays.asList(ids)) ? 1 : 0;
    }

    /**
     * 根据楼层 id 获取房间视图对象列表
     *
     * @param floorId
     * @return
     */
    @Override
    public List<RoomVo> getRoomsByFloorId(Long floorId) {
        return roomMapper.selectByFloorId(floorId);
    }


    /**
     * 获取所有房间（负责老人）
     *
     * @param floorId
     * @return
     */
    @Override
    public List<RoomVo> getRoomsWithNurByFloorId(Long floorId) {
        return roomMapper.selectByFloorIdWithNur(floorId);
    }

    /**
     * 根据房间id查询房间数据(楼层、房间、价格)
     *
     * @param id
     * @return
     */
    @Override
    public RoomVo getRoomById(Long id) {
        return roomMapper.getRoomById(id);
    }

    /**
     * 获取房间中的智能设备及数据
     *
     * @param floorId 楼层ID，用于查询该楼层下的所有房间及其设备信息
     * @return 返回包含设备信息的房间列表，如果指定楼层无房间或设备，则返回空列表
     */
    @Override
    public List<RoomVo> getRoomsWithDeviceByFloorId(Long floorId) {
        //获取房间中的楼层设备
        List<RoomVo> roomVoList = roomMapper.selectRoomsWithDeviceByFloorId(floorId);
        //从redis缓存获取设备数据
        if (CollUtil.isNotEmpty(roomVoList)) {
            roomVoList.forEach(r -> {
                //设置房间绑定的设备数据
                List<DeviceInfo> roomDeviceVos = r.getDeviceVos();
                setDeviceDataVo(roomDeviceVos);
                //查询床位
                List<BedVo> bedVoList = r.getBedVoList();
                //设置床位绑定的设备的数据
                bedVoList.forEach(b -> setDeviceDataVo(b.getDeviceVos()));
            });
        }
        return roomVoList;
    }

    /**
     * 设置设备数据
     *
     * @param deviceVos 设备信息列表，用于设置每个设备的最新数据
     */
    private void setDeviceDataVo(List<DeviceInfo> deviceVos) {
        if (CollUtil.isNotEmpty(deviceVos)) {
            deviceVos.forEach(d -> {
                String iotId = d.getIotId();
                String deviceData = (String) stringRedisTemplate.opsForHash().get(CacheConstants.IOT_DEVICE_LAST_DATA, iotId);
                if (StrUtil.isNotEmpty(deviceData)) {
                    List<DeviceData> deviceDataList = JSONUtil.toList(deviceData, DeviceData.class);
                    d.setDeviceDataVos(deviceDataList);
                }
            });
        }
    }

}
